Navigant Research projects that revenues from energy harvesting (EH) technologies will come in at about $268 million globally this year and will reach nearly $375 million in 2020, a compound annual growth rate (CAGR) of 4.9 percent. A recent report from the group analyzed the market for photovoltaic (PV), piezoelectric, electromagnetic, and thermoelectric energy harvesting technologies as employed in industrial and consumer products “that are untethered or need to become disconnected from the electrical outlet.”